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Oxygen
"Oxygen" in a Sentence (19 examples)
Oxygen from the air dissolves in water.
We yawn when we are short of oxygen.
Oxygen is needed for combustion.
Without oxygen, all animals would have disappeared long ago.
This substance is mostly composed of hydrogen and oxygen.
You cannot burn anything without oxygen.
Lack of oxygen is fatal to most animals.
You can't live without oxygen.
Oxygen and hydrogen make water.
Oxygen is taken into our lungs when we breathe.
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Holonyms: dioxygen, O₂, oxygen (loose sense)
By molar fraction, calcium oxide contains equal parts calcium and oxygen.
Meronym: oxygen (strict sense)
About 21% of the air you breathe is oxygen.
Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: the ability to convert water and carbon dioxide into carbohydrates and waste oxygen using solar energy. The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light.
Look first at any structure to see if there is a carbon with two oxygens attached. Hemiacetals, hemiketals, acetals, and ketals are all alike in that regard.
Silence is the oxygen of shame.
They hoped to starve the terrorists of the oxygen of publicity.
. I found myself longing for more than two minutes with the girlfriend, the ex-wife, the assistant, the board member, let alone one of the many staff at the house – anyone to de-center a perspective that has already claimed far too much oxygen in the public sphere.
See also for "oxygen"
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